APA (7th ed.) Citation

Zhang, C. (1989). Calculus of variations with multiple integration. [publisher not identified].

Chicago Style (17th ed.) Citation

Zhang, Chengdian. Calculus of Variations with Multiple Integration. Bonn: [publisher not identified], 1989.

MLA (9th ed.) Citation

Zhang, Chengdian. Calculus of Variations with Multiple Integration. [publisher not identified], 1989.

Warning: These citations may not always be 100% accurate.